
function  createPerson(name,age,job) {
	var o = new Object();
	o.name = name;
	o.age = age;
	o.job = job;
	o.sayName = function(){
		alert(this.name);
	};
	return o;
}

var person1 = createPerson('Hongwei',34,'Software Engineer');
var person2 = createPerson('Haofei',28,'Software Engineer');

console.log('hello');

console.log('hello world!')